NA49 series entity bushed needle bearing
Entity Bushed needle roller bearing is assembled with chrome steel outer ring, inner ring, cage and needle roller. This kind of bearing is the most widely in using. Mainly used in automobile, textile machine, printing machine, etc。
Main characteristic
►Low height of cross section, large capacity
►Compact and different structure
►Flexible fit
►Big range of size
| Ring | Cage | Roller |
| Material | GCr15 chrome steel | SPCC or 20# Steel | GCr15 chrome steel |
| Process | Lathing Grinding | Lathing | Grinding |
| Heat treatment | Quenching | Carburization Black | Quenching HRC60-64 |
| Metric | Inch | Structure instruction |
| NK RNA NKS TAF | BR NCS HJ MR | Common structure without inner ring |
| NKI NA NKIS TAFI | BRI MRI | Common structure with inner ring |
| NAV | | Full complement with inner ring |
| RNAV | | Full complement without inner ring |
| NAO | | No flange with inner ring |
| RNAO | | No flange without inner ring |
| NA 2RS NA.RS | | With inner ring double seal single seal |
| RNA.2RS RNA.RS | HJT HJTT | Without inner ring double seal single seal |
| IR LR | MI LRB LRBZ PI | Inner ring |
Reviews
There are no reviews yet.